1Powerful 4 light modes of high brightness + low brightness (COB), warning red light + red light strobe (36pcs light chips). 2USB charging can connect to mobile phone charging head, laptop, car charger (2pcs 18650 lithium batteries or 4 AA batteries (not included)), but also can be used as a temporary charger to charge the mobile phone. 33 COB+36 light chips, high brightness, low light decline, strong penetration, even in foggy days can clearly see the warning light. 4IP65 Rainproof, heatresistant, pressureresistant, corrosionresistant, outdoor use at ease. 5Wide range of applications, can be used for car failure warning lights, outdoor camping, hiking, mountaineering, emergency purposes, car maintenance, trucks, workshops, expeditions, roadside assistance and more outdoor activities.